diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 55333c48b..57a842e39 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -42,3 +42,6 @@ jobs:
         
       - name: Release Build (default features)
         run: cargo build --all --release --target=${{ matrix.target }}
+
+      - name: Check build did not modify any files
+        run: test -z "$(git status --porcelain)"
diff --git a/.github/workflows/quality.yaml b/.github/workflows/quality.yaml
index 999ae2415..b95d07dff 100644
--- a/.github/workflows/quality.yaml
+++ b/.github/workflows/quality.yaml
@@ -56,3 +56,6 @@ jobs:
 
       - name: Clippy (integration tests)
         run: cargo clippy --all --all-targets --tests --features "integration_tests" -- -D warnings
+
+      - name: Check build did not modify any files
+        run: test -z "$(git status --porcelain)"